天使不喜欢看代码

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE beans PUBLIC "-//SPRING//DTD BEAN//EN" "http://www.springframework.org/dtd/spring-beans.dtd">
<beans>
<!--起动Bean-->
 <bean id="z" class="org.springframework.scheduling.quartz.SchedulerFactoryBean">
 	<property name="triggers">
 		<list>
 	
			<ref bean="cronReportTrigger"/>
 		</list>
 	</property>
 </bean> 
<!--实际的工作Bean-->
  <bean id="courseService" class="com.spring.helloworld.CourseService"></bean>
<!--jobBean用于设定启动时运用的Bean与方法-->
 <bean id="scheduledReportJobDetail"  
class="org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean">
	 <property name="targetObject">
	 	<ref  bean="courseService"/>	
	 </property>
	 <property name="targetMethod">
		 <value>sendCourseEnrollmentReport</value>
	 </property>
 </bean>
<!--定时器设定起动频率&启动时间我设的是每5秒起动一次 (0 0  4 * * ?每日四点起动....)-->
 <bean id="cronReportTrigger" 
class="org.springframework.scheduling.quartz.CronTriggerBean">
 <property  name="jobDetail"><ref bean="scheduledReportJobDetail"/>
 </property>
 <property name="cronExpression"><value>10,15,20,25,30,35,40,45,50,55 * * * * ?</value>  
</property>
 </bean>
 	
</beans>

package com.spring.helloworld;


import java.io.FileNotFoundException;

import org.springframework.beans.BeansException;
import org.springframework.beans.factory.BeanFactory;
import org.springframework.beans.factory.xml.XmlBeanFactory;
import org.springframework.core.io.FileSystemResource;


import com.spring.hellow.LogInit;
import com.spring.hellow.QuestException;


public class TaskApp {

	public static void main(String[] args) throws BeansException, FileNotFoundException, QuestException, InterruptedException {
		new LogInit("WEB-INF/classes/com/spring/helloworld/log4j.properties");
		BeanFactory factory = new XmlBeanFactory(new FileSystemResource(
        "WEB-INF/classes/" +
        "com/spring/helloworld/" +
        "helloworld.xml"));
		factory.getBean("z");//为什么必须用这个方法触发呢不触发为什么不行呢?


	}
	

}